/*
 * Copyright (c) 2007 Team and Concepts Limited.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Team and Concepts Limited nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY TEAM AND CONCEPTS LIMITED ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL TEAM AND CONCEPTS LIMITED BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

using System;
using System.Collections.Generic;
using System.Text;

namespace EditGrid.API.Client
{
    public class CellRange : CellRef
    {
        private CellPosition startPosition, endPosition;

        public CellPosition StartPosition
        {
            get { return this.startPosition; }
        }

        public CellPosition EndPosition
        {
            get { return this.endPosition; }
        }

        public CellRange(int startRow, int startCol, int endRow, int endCol)
        {
            this.startPosition = new CellPosition(startRow, startCol);
            this.endPosition = new CellPosition(endRow, endCol);
        }

        public CellRange(CellPosition startPosition, CellPosition endPosition)
        {
            this.startPosition = startPosition;
            this.endPosition = endPosition;
        }

        public CellRange(string cellRange)
        {
            int pos = cellRange.IndexOf(':');
            this.startPosition = new CellPosition(cellRange.Substring(0, pos));
            this.endPosition = new CellPosition(cellRange.Substring(pos + 1));
        }

        override public string ToString()
        {
            return this.startPosition + ":" + this.endPosition;
        }

        public override bool Equals(object obj)
        {
            if (obj is CellRange)
            {
                CellRange obj2 = (CellRange)obj;
                return (obj2.startPosition.Equals(this.startPosition) &&
                    obj2.endPosition.Equals(this.endPosition));
            }
            else
            {
                return false;
            }
        }

        public override int GetHashCode()
        {
            return this.StartPosition.GetHashCode();
        }
    }
}
